occur
美[əˈkɚ] 网络发生；出现；发作；发生出现
1 . If these drugs are stopped abruptly then some withdrawal symptoms may occur .
如果突然停服这些药，则可能出现一些戒断症状。
来自柯林斯例句
2 . Keep a pad handy to jot down queries as they occur .
手边放一本便笺簿，以便有问题时随时记下。
来自柯林斯例句
3 . Nitrates are chemicals that occur naturally in water and the soil.
硝酸盐是水和土壤中自然存在的化学物质。
来自柯林斯例句
4 . Emergency cooling systems could fail and a reactor meltdown could occur .
紧急冷却系统有可能失灵，核反应堆有可能发生堆芯熔毁。
来自柯林斯例句
5 . Unless you respect other people's religions, horrible mistakes and conflict will occur .
如果不尊重别人的宗教信仰，就会祷下大错，酿成冲突。
来自柯林斯例句
1.come to pass;
What is happening?
2.come to one's mind; suggest itself;
It occurred to me that we should hire another secretary
3.to be found to exist;
sexism occurs in many workplaces
阿 occur:[ə'kə:] vi. 珂 1、发生 2、发现，被发现；存在 3、被想到，被想起 occur 指“发生”时可与 happen 换用，但后接to sb./sth.时，两者含义不同：occur to sb./sth. 指某种思想等呈现于某人的知觉中。